Conclusion

OP_CAT holds promise for expanding Bitcoin’s capabilities, allowing for efficient data concatenation that could make applications like BitVM more practical and enable basic covenant-like functionality. Yet its adoption faces the careful scrutiny of Bitcoin’s conservative ethos, where even small changes are evaluated to ensure they preserve security and decentralization. The community is looking for the right balance—features that are expressive enough to enable innovation but straightforward enough to avoid unnecessary complexity. Given the significant effort involved in activating a new soft fork, any proposal must carefully strike this balance to align with Bitcoin’s core principles.

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